Inorganic Solid Phases

Na2C2-II (Na2C2 orth) Crystal Structure

General Information

  • Phase Label(s): Na2C2 orth
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: oI8
  • Space Group: 71
  • Phase Prototype: Rb2[O2]
  • Measurement Detail(s): automatic diffractometer; STOE STADI P (determination of structural parameters), X-rays, Cu Kα1 (determination of structural parameters)
  • Phase Class(es):
  • Compound Class(es): carbide
  • Interpretation Detail(s): complete structure determined, Rietveld refinement, multiphase; 36 variables; 43 reflections, R = 0.0512; RP = 0.0214; wRP = 0.0280
  • Sample Detail(s): sample prepared from NaC2H, amounts of Na2C2-I (64.3 wt.%) and NaOH (4 wt.%), powder (determination of structural parameters)

Substance Summary

  • Standard Formula: Na2C2
  • Alphabetic Formula: C2Na2
  • Published Formula: Na2C2-II
  • Refined Formula: C2Na2
  • Wyckoff Sequence: 71,ig
  • Z Formula Units: 2
  • Density: ρ = 1.61 Mg·m−3

Crystallographic Data

Cell Parameters

Published Data
Standardized Data
Unit Cell
Niggli-Reduced Cell
Space Group
a
b
c
α
β
γ
a/b
b/c
c/a
V

Atom Coordinates

Standardized

Site
Element
Wyckoff Symbol
Symmetry
X
Y
Z
Occupation
Co-ord. No.
Atomic Env.

Published

Site
Element
Wyckoff Symbol
Symmetry
X
Y
Z
Occupation

Displacement Parameters

Isotropic

Site
Published
U [nm2]
Type
Computed
Beq [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1708677

  • Copyright

    ©Springer & Material Phases Data System (MPDS), Switzerland & National Institute for Materials Science (NIMS), Japan, 2016

  • Chief Editor

    Pierre Villars, Material Phases Data System (MPDS), CH-6354 Vitznau, Switzerland

    villars.mpds@bluewin.ch

  • Credits

    SpringerMaterials Release 2016.

    Data generated pre-2002: © Springer & MPDS & NIMS; post-2001: © Springer & MPDS

    All Rights Reserved. Version 2016.10.

    Project Coordinator: Shuichi Iwata

    Section-Editor: Karin Cenzual (Crystal Structures)

  • Cite this content

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